<?php $last_key = count($items) - 1 ?>

<?php foreach ($items as $key => $item): ?>
  <?php if ($key < $last_key): ?>
    <ul><li><?php echo link_to($item->getText(), $item->getUri(ESC_RAW), array('class' => 'breadcrumb_link')) ?></li></ul>
  <?php else: ?>
     <ul><li><label <?php if($help = $item->getHelp()) echo 'class="tooltip bt_image breadcrumb" title="'.$help.'"'; else echo 'class="breadcrumb"'; ?>><?php echo $item->getText() ?></label></li></ul>
  <?php endif ?>
<?php endforeach ?>